Test Code LAB10777 Iohexol GFR

Specimen Type

Blood:
Red Top Tube-Plain (preferred)
Gold Top Tube-SST
Light Green Top Tube-Li Hep
Dark Green Top Tube-Na Hep
Purple Top Tube-EDTA

Green,Gold, or Purple Top-CENTRIFUGE per procedure / Red Top – Clot 60 minutes in upright position.

Pipette off plasma or serum into pour off tube.

Attach original tube to pour off tube with rubber band
Store and ship sample Frozen.

Preferred: 3.0 mL
Minimum: 0.5 mL

Frozen

Routine: 120 minutes
STAT: 60 minutes

Biochemical Genetics